lens set
1Lens flare — is the light scattered in lens systems through generally unwanted image formation mechanisms, such as internal reflection and scattering from material inhomogeneities in the lens. These mechanisms differ from the intended image formation… …
2Lens clock — A lens clock is a mechanical dial caliper that is used to measure dioptric power of a lens. It is a specialized version of a spherometer. A lens clock measures the curvature of a surface, but gives the result in diopters, assuming the lens is… …
3Lens space — A lens space is an example of a topological space, considered in mathematics. The term often refers to a specific class of 3 manifolds, but in general can be defined for higher dimensions.In the 3 manifold case, a picturesque description of a… …
4Lens Speed — WikiV The ability of a lens to transmit light, represented as the ratio of the focal length to the diameter of the lens. The largest lens opening (smallest f number) at which the lens can be set. A fast lens transmits more light and has a larger… …
5lens speed — The largest lens opening (smallest f number) at which a lens can be set. A fast lens transmits more light and has a larger opening than a slow lens. Is a measure of the light gathering power of a lens …
6History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …
7Canon EF lens mount — The EF lens mount allows all the Canon EF lenses to be used on any of the Canon EOS line of cameras made by Canon Inc.Unlike the EF s breech lock predecessor, the FD mount, the EF mount uses a bayonet style mount. EF stands for Electro Focus :… …
8Single-lens reflex camera — The single lens reflex (SLR) camera uses an automatic moving mirror system which permits the photographer to see exactly what will be captured by the film or digital imaging system, as opposed to non SLR cameras where the view through the… …
9Digital single-lens reflex camera — Nikon D700 full frame (FX) digital SLR camera …
10Luneburg lens — Cross section of the standard Luneburg lens, with blue shading proportional to the refractive index A Luneburg lens (originally Lüneburg lens, often incorrectly spelt Luneberg lens …
